Seiko Cal. 4581 - 996

Released in 1972, the Cal. 4581 with design code 996 was part of Seiko's domestic market collection. Powered by the 4581 caliber with 17j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-1d3fd0d7088b]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1972

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